Design 10 posts for a Facebook page

I would need 10 designs for posting on a Facebook page I manage. The page promotes a low carb product. The text and other details will be provided. The expectation is to 1. Identify right image to communicate the message 2. Modify image if required to amplify the impact 3 Adding Text, Logo, Product images. The freelancer is expected to give first design out of the 10 with in 6 hours after awarding the project. Only if the design is found satisfactory, the freelancer need to go ahead with rest of the designs. Terms and Conditions 1. The payment will be released on successful completion of all the designs. If only few out of the delivered design is found good, the payment will be made only for the approved designs. 2. Please provide 3 photos/Designs to choose from for every design. 3. No additional payment will be done for assets/Photos. All Assets/Photos should be royalty free. 4. We would expect the freelancer to accommodate 2 iterations of changes on shortlisted designs. 5. Freelancer is expected provide ai or psd file on approval of the design created. Please don't convert to [login to view URL] payment will be released only on uploading final approved design along with ai or psd file format. 6. The project is time bound. We will be awarding the project by 12th and all deliverable should be handed over by 14th. 7. The payment will be done only if delivery happens on or before 15th October 2017. This is not applicable if delay happened from our end.